2008 Porsche Cayenne S Fuel system Problems
- Complaints
- 1about this part
- Share
- 20%of 5 total for the year
- Median mileage
- 120,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the fuel system of the 2008 Porsche Cayenne S, 20% of the 5 complaints for this model year. Where a mileage was given, the median is 120,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2008 Porsche Cayenne S. While driving various speeds, the engine warning indicator illuminated. The vehicle was taken to an independent mechanic who diagnosed that the fuel, high pressure, and pressure pumps failed and needed to be replaced. The vehicle was not diagnosed or repaired by a dealer due to the cost. The manufacturer was notified of the failure and informed the contact that the VIN was not included in a recall. The contact was referred to NHTSA. The approximate failure mileage was 120,000.”
NHTSA complaint #11129569, filed 2018-09, 120,000 milesRelated service bulletins
- 11033625May 22, 2026Parts information for parts withdrawal involving 9J1827447B, PAA971221B, and 95B201060AA. The lock, the fuel tank attachments, and the module connector. The vehicles affected are…
- 11029194Feb 23, 2026Parts information for parts withdrawal involving the fuel filler flap and the charge cable for mains socket. Part numbers 976809857E and 7PP971678GS
- 11029155Feb 13, 2026Parts information for parts withdrawal involving the multi-purpose additive for gasoline. Part number is 00004320902. The vehicles affected are ones that use part number mentioned.
- 11028582Jan 30, 2026Parts information for parts withdrawal involving the - Diagnosis Pump for Fuel System 958906243B and 958906243A. Vehicles affected are ones that use either of the part numbers…
- 11015155Mar 1, 2025Manufacturer's Certificate - Overview of Approved Porsche C30 Engine Oils (05/25)
Fuel system: other model years
Other parts of the 2008 Porsche Cayenne S
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About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology